76917780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1291}}^1$

素因数の和:1637

約数の個数: 72

約数和(自身を含む): 234203424

約数和(自身を除く): 157285644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1291, 1324, 1655, 1986, 2582, 2979, 3310, 3873, 3972, 4965, 5164, 5958, 6455, 6620, 7746, 9930, 11619, 11916, 12910, 14895, 15492, 19365, 19860, 23238, 25820, 29790, 38730, 46476, 58095, 59580, 77460, 116190, 232380, 427321, 854642, 1281963, 1709284, 2136605, 2563926, 3845889, 4273210, 5127852, 6409815, 7691778, 8546420, 12819630, 15383556, 19229445, 25639260, 38458890, 76917780]

約数ペア:

[(1, 76917780), (2, 38458890), (3, 25639260), (4, 19229445), (5, 15383556), (6, 12819630), (9, 8546420), (10, 7691778), (12, 6409815), (15, 5127852), (18, 4273210), (20, 3845889), (30, 2563926), (36, 2136605), (45, 1709284), (60, 1281963), (90, 854642), (180, 427321), (331, 232380), (662, 116190), (993, 77460), (1291, 59580), (1324, 58095), (1655, 46476), (1986, 38730), (2582, 29790), (2979, 25820), (3310, 23238), (3873, 19860), (3972, 19365), (4965, 15492), (5164, 14895), (5958, 12910), (6455, 11916), (6620, 11619), (7746, 9930)]